<template>
  <div class="container">
    <div class="body">
      <h1>后台管理系统</h1>
      <el-form ref="form" :model="form" :rules="rules" status-icon label-width="80px" style="text-align: left;">
        <el-form-item label="用户名" prop="username">
          <el-input v-model="form.username" placeholder="你好" clearable></el-input>
        </el-form-item>
        <el-form-item label="密码" prop="password">
          <el-input v-model="form.password" show-password clearable>
          </el-input>
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="submitForm">登录</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>
  
<script>
export default {
  data() {
    return {
      form: {
        username: '',
        password: '我是米啊111'
      },
      rules: {
        username: [
          { required: true, message: '请输入用户名', trigger: 'blur' },
          { min: 5, max: 20, message: '用户名请控制在5-20个字符', trigger: 'blur' },
          { validator: this.AntiSqlValid, trigger: 'blur' }
        ],
        password: [
          { required: true, message: '请输入密码', trigger: 'blur' },
          { validator: this.AntiSqlValid, trigger: 'blur' }
        ]
      }
    }
  },
  methods: {
    //过滤特殊字符
    AntiSqlValid(rule, value, callback) {
      const re = /\,|\'|\;|\$/g
      if (re.test(value)) {
        callback('请输入合法数据')
      } else {
        callback()
      }
    },
    //登录
    submitForm() {
      //表单数据验证
      this.$refs.form.validate(async valid => {
        //valid为验证结果，true符合规则,false不符合规则
        if (valid) {
          //将用户名和密码发到服务端
          const result = await this.$http.post('/admCkLogin', this.form)
          console.log(result)
          if (result.data.status === 'success') {
            //弹出登录成功提示
            this.$message.success('登录成功')
            //将用户信息存入缓存
            localStorage.setItem('admin', JSON.stringify(result.data.info))
            //跳转至管理后台主页
            this.$router.push({
              name: 'Home'
            })
          } else {
            this.$message.error('登录失败')
          }
        } else {
          this.$message.error('登录失败')
        }
      })
    }
  }
}
</script>
  <style lang="scss" scoped>
.container {
  background-image: url('../assets/bg1.jpg');
  width: 100vw;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  .body {
    background-color: #fff;
    padding: 30px 50px;
    border-radius: 20px;
  }
}
</style>
